Section 633, act Aug. 14, 1935, ch. 531, title IV, § 433, as added Jan. 2, 1968, Pub. L. 90–248, title II, § 204(a), 81 Stat. 885; amended Dec. 28, 1971, Pub. L. 92–223, § 3(b)(4)(A)–(F), 85 Stat. 806, 807; Oct. 13, 1982, Pub. L. 97–300, title V, § 502(b)(2), (c)(2), (3), 96 Stat. 1398; July 18, 1984, Pub. L. 98–369, div. B, title VI, § 2663(k), 98 Stat. 1171, related to operation of programs.

Section 634, act Aug. 14, 1935, ch. 531, title IV, § 434, as added Jan. 2, 1968, Pub. L. 90–248, title II, § 204(a), 81 Stat. 887; amended Dec. 28, 1971, Pub. L. 92–223, § 3(b)(4)(G), 85 Stat. 808; July 18, 1984, Pub. L. 98–369, div. B, title VI, § 2663(k), 98 Stat. 1171, related to incentive payments and allowances for transportation and other costs.

Section 635, act Aug. 14, 1935, ch. 531, title IV, § 435, as added Jan. 2, 1968, Pub. L. 90–248, title II, § 204(a), 81 Stat. 887; amended Dec. 28, 1971, Pub. L. 92–223, § 3(b)(5), 85 Stat. 808, limited Federal assistance.

Section 636, act Aug. 14, 1935, ch. 531, title IV, § 436, as added Jan. 2, 1968, Pub. L. 90–248, title II, § 204(a), 81 Stat. 887; amended Dec. 28, 1971, Pub. L. 92–223, § 3(b)(6), 85 Stat. 808; July 18, 1984, Pub. L. 98–369, div. B, title VI, § 2663(j)(2)(B)(iii), 98 Stat. 1170, related to period of enrollment.

Section 637, act Aug. 14, 1935, ch. 531, title IV, § 437, as added Jan. 2, 1968, Pub. L. 90–248, title II, § 204(a), 81 Stat. 887, related to relocation of participants.

Section 638, act Aug. 14, 1935, ch. 531, title IV, § 438, as added Jan. 2, 1968, Pub. L. 90–248, title II, § 204(a), 81 Stat. 887; amended Dec. 28, 1971, Pub. L. 92–223, § 3(b)(7), 85 Stat. 808, provided that participants in programs were not Federal employees.

Section 639, act Aug. 14, 1935, ch. 531, title IV, § 439, as added Jan. 2, 1968, Pub. L. 90–248, title II, § 204(a), 81 Stat. 888; amended Dec. 28, 1971, Pub. L. 92–223, § 3(b)(8), 85 Stat. 808; July 18, 1984, Pub. L. 98–369, div. B, title VI, § 2663(j)(2)(B)(iv), 98 Stat. 1170, related to rules and regulations.

Section 640, act Aug. 14, 1935, ch. 531, title IV, § 440, as added Jan. 2, 1968, Pub. L. 90–248, title II, § 204(a), 81 Stat. 888, required annual report.

Section 641, act Aug. 14, 1935, ch. 531, title IV, § 441, as added Jan. 2, 1968, Pub. L. 90–248, title II, § 204(a), 81 Stat. 888; amended Dec. 28, 1971, Pub. L. 92–223, § 3(b)(9), 85 Stat. 808; July 18, 1984, Pub. L. 98–369, div. B, title VI, § 2663(c)(9), (j)(2)(B)(v), 98 Stat. 1166, 1170, related to evaluation and research.

Section 642, act Aug. 14, 1935, ch. 531, title IV, § 442, as added Jan. 2, 1968, Pub. L. 90–248, title II, § 204(a), 81 Stat. 888; amended Dec. 28, 1971, Pub. L. 92–223, § 3(b)(10), 85 Stat. 808, related to technical assistance for providers of employment or training.

Section 643, act Aug. 14, 1935, ch. 531, title IV, § 443, as added Jan. 2, 1968, Pub. L. 90–248, title II, § 204(a), 81 Stat. 888; amended Dec. 28, 1971, Pub. L. 92–223, § 3(b)(11), 85 Stat. 808; July 18, 1984, Pub. L. 98–369, div. B, title VI, § 2663(j)(2)(B)(vi), 98 Stat. 1170, related to collection of State share.

Section 644, act Aug. 14, 1935, ch. 531, title IV, § 444, as added Jan. 2, 1968, Pub. L. 90–248, title II, § 204(a), 81 Stat. 889; amended Dec. 28, 1971, Pub. L. 92–223, § 3(b)(12), 85 Stat. 808; July 18, 1984, Pub. L. 98–369, div. B, title VI, § 2663(c)(10), (j)(2)(B)(vii), 98 Stat. 1166, 1170, related to agreements with other agencies providing assistance to families of unemployed parents.

Section 645, act Aug. 14, 1935, ch. 531, title IV, § 445, as added Aug. 13, 1981, Pub. L. 97–35, title XXIII, § 2309, 95 Stat. 850; amended Sept. 3, 1982, Pub. L. 97–248, title I, § 158(a), (b), 96 Stat. 399; July 18, 1984, Pub. L. 98–369, div. B, title VI, § 2663(c)(11), 98 Stat. 1166; Aug. 22, 1984, Pub. L. 98–396, title I, 98 Stat. 1392, 1393; Oct. 18, 1986, Pub. L. 99–500, § 150, 100 Stat. 1783–352, and Oct. 30, 1986, Pub. L. 99–591, § 150, 100 Stat. 3341–355; July 11, 1988, Pub. L. 100–364, § 2, 102 Stat. 822, related to work incentive demonstration program.

Repeal effective Oct. 1, 1990, with provision for earlier effective dates in case of States making certain changes in their State plans and formally notifying the Secretary of Health and Human Services of their desire to become subject to the amendments by title II of Pub. L. 100–485, at such earlier effective dates, see section 204(a), (b)(1)(A), of Pub. L. 100–485, set out as an Effective Date of 1988 Amendment note under section 671 of this title.